患者,直面型,前牙为内倾性深覆牙合,后牙为中性关系,上、下颌牙量比例协调病例的矫治原

题型:单项选择题

问题:

患者,直面型,前牙为内倾性深覆牙合,后牙为中性关系,上、下颌牙量比例协调病例的矫治原则是()

A.拔牙矫治

B.不拔牙矫治

C.实施Ⅱ类牵引

D.不实施Ⅱ类牵引

E.以上都是

考点:口腔正畸(医学高级)口腔正畸综合练习口腔正畸综合练习题库
题型:单项选择题

根据短文内容判断下列句子正误,正确的写“T ”,错误的写“F ”。

     Nick is an American boy. His parents work in Chengdu. And he studies in a school in Chengdu. He

doesn't have brothers. This is his bedroom. Look! The baseball is on the table. And his computer game

is on the table, too. The books are on the sofa. His shoes are under his bed. Where's his pencil case? It's

in his backpack.

( )1. Nick is in China.

(     )2. His computer game and baseball are on the table.

(     )3. His books are in his backpack.

(     )4. His backpack is in his pencil case.

(     )5. His shoes are not under the bed.

题型:单项选择题

女性,18岁,学生。近2年时常出现双侧枕后部疼痛,钝痛伴沉重感。几乎每日都有,时轻时重,平时失眠、抑郁,近日高考临近遂有头痛加重。查体:神经系统未见异常,脑电图和头颅CT均正常。

本病例诊断为()

A.丛集性头痛

B.紧张性头痛

C.普通偏头痛

D.典型偏头痛

E.复杂偏头痛

题型:单项选择题

女性,34岁,孕3产0,因月经过多,继发贫血就诊。半年来月经周期规则,经期延长,经量多,偶有痛经,白带稍多。查体:子宫均匀增大如孕7周,双附件未见异常。B超发现宫腔内有一实性团块,直径3.5cm。

确定诊断的最好办法是()

A.子宫碘油造影

B.腹腔镜手术

C.诊断性刮宫

D.宫腔镜检查

E. * * B超

题型:单项选择题

高血压病时的肾脏病理变化表现为

A.颗粒性固缩肾

B.肾脏单发性贫血性梗死

C.肾动脉动脉瘤形成

D.肾的多发性大瘢痕凹陷

E.肾脏淤血

题型:单项选择题

女性,24岁,在春季旅游中途感胸闷,呼吸困难,全身大汗。查体:唇稍发绀,呼吸急促,双肺满布干啰音,心率90次/分,律齐。过去曾有类似发作,休息后自行缓解。

十二指肠穿孔哪一部位较多见

A.十二指肠球部小弯侧

B.十二指肠球部前壁

C.十二指肠球部后壁

D.十二指肠降部

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